[INFO] fetching crate apex 0.1.2...
[INFO] testing apex-0.1.2 against master#77d155973c6c22a0e1af49a4a9bac024f697851d for pr-85530-1
[INFO] extracting crate apex 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate apex 0.1.2 on toolchain 77d155973c6c22a0e1af49a4a9bac024f697851d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate apex 0.1.2
[INFO] finished tweaking crates.io crate apex 0.1.2
[INFO] tweaked toml for crates.io crate apex 0.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04ac114f5e04479712d3c6eee08f1e26b92c5bf2c88483e229e15d2852a2b835
[INFO] running `Command { std: "docker" "start" "-a" "04ac114f5e04479712d3c6eee08f1e26b92c5bf2c88483e229e15d2852a2b835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04ac114f5e04479712d3c6eee08f1e26b92c5bf2c88483e229e15d2852a2b835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ac114f5e04479712d3c6eee08f1e26b92c5bf2c88483e229e15d2852a2b835", kill_on_drop: false }`
[INFO] [stdout] 04ac114f5e04479712d3c6eee08f1e26b92c5bf2c88483e229e15d2852a2b835
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24e2fd38e018242a10d55a4973e77aabc271d308a6f68b2176cd529c2c7c725b
[INFO] running `Command { std: "docker" "start" "-a" "24e2fd38e018242a10d55a4973e77aabc271d308a6f68b2176cd529c2c7c725b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling apex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `thread_lifeline_receiver`
[INFO] [stdout]    --> src/lib.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     thread_lifeline_receiver: Option<Receiver<()>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "24e2fd38e018242a10d55a4973e77aabc271d308a6f68b2176cd529c2c7c725b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e2fd38e018242a10d55a4973e77aabc271d308a6f68b2176cd529c2c7c725b", kill_on_drop: false }`
[INFO] [stdout] 24e2fd38e018242a10d55a4973e77aabc271d308a6f68b2176cd529c2c7c725b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d781d679ac96cb3c70127e4d63b612a10367829f3ad05a10c6756134e57db2
[INFO] running `Command { std: "docker" "start" "-a" "10d781d679ac96cb3c70127e4d63b612a10367829f3ad05a10c6756134e57db2", kill_on_drop: false }`
[INFO] [stderr]    Compiling apex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `thread_lifeline_receiver`
[INFO] [stdout]    --> src/lib.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     thread_lifeline_receiver: Option<Receiver<()>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread_lifeline_receiver`
[INFO] [stdout]    --> src/lib.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     thread_lifeline_receiver: Option<Receiver<()>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "10d781d679ac96cb3c70127e4d63b612a10367829f3ad05a10c6756134e57db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d781d679ac96cb3c70127e4d63b612a10367829f3ad05a10c6756134e57db2", kill_on_drop: false }`
[INFO] [stdout] 10d781d679ac96cb3c70127e4d63b612a10367829f3ad05a10c6756134e57db2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+77d155973c6c22a0e1af49a4a9bac024f697851d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7a1b55ad486fbcc8d4dcbc66f8aedf23280e40a2606dfae2a9bfd89481face1
[INFO] running `Command { std: "docker" "start" "-a" "c7a1b55ad486fbcc8d4dcbc66f8aedf23280e40a2606dfae2a9bfd89481face1", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `thread_lifeline_receiver`
[INFO] [stderr]    --> src/lib.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     thread_lifeline_receiver: Option<Receiver<()>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `thread_lifeline_receiver`
[INFO] [stderr]    --> src/lib.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     thread_lifeline_receiver: Option<Receiver<()>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/apex-5dc47e2e01cc4af3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::example2 ... ok
[INFO] [stdout] test tests::example1 ... ok
[INFO] [stdout] test tests::example3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests apex
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7a1b55ad486fbcc8d4dcbc66f8aedf23280e40a2606dfae2a9bfd89481face1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a1b55ad486fbcc8d4dcbc66f8aedf23280e40a2606dfae2a9bfd89481face1", kill_on_drop: false }`
[INFO] [stdout] c7a1b55ad486fbcc8d4dcbc66f8aedf23280e40a2606dfae2a9bfd89481face1